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CHEMICAL IDENTIFICATION & NOMENCLATURE
IUPAC Name: Disodium 3,3'-(dodecylimino)bis(propanoate)
Common Name: Disodium lauriminodipropionate
Trade Names: Deriphat 160C, Mackam 2L, Ampholak XCO-30, Mirataine H2C-HA
CAS Registry Number: 3655-00-3 (also 14960-06-6 for similar)
EC Number: 222-899-0
EINECS: 222-899-0
UN Number: Not regulated
Synonyms:
Disodium N-lauryl-β-iminodipropionate,Lauryliminodipropionic acid disodium salt,N-Dodecyl-β,β'-iminodipropionic acid disodium salt,Disodium N-dodecyl-β-iminodipropionate,DLDP
Chemical Family: Amphoteric surfactant (iminodipropionate type)
Molecular Formula: C₁₈H₃₄NNa₂O₄
Molecular Weight: 383.45 g/mol
Chemical Structure: C₁₂H₂₅-N-(CH₂-CH₂-COONa)₂
Process Variations:
Direct Process: One-pot reaction of laurylamine with acrylic acid followed by neutralization
Continuous Process: For large-scale production
High-Purity Process: Additional purification steps for cosmetic grade
Quality Control Parameters:
Active Matter: 30-35% in commercial products
Free Amine: ≤1.0%
Free Acrylic Acid: ≤0.5%
pH (as is): 7.5-9.0
Color: ≤100 APHA
Sodium Chloride: ≤3.0%
TECHNICAL FUNCTIONS
Primary Functions:
1. Surfactant/Cleansing Agent:
Excellent foaming properties
Good wetting and emulsifying ability
Effective soil removal
2. Viscosity Modifier:
Can thicken systems in combination with other surfactants
Particularly effective with anionic surfactants
3. Conditioning Agent:
Imparts softness to hair and skin
Reduces static electricity
4. Compatibilizer:
Improves compatibility between different surfactant types
Reduces irritation in surfactant blends
Performance Advantages:
Extreme Mildness: Very low eye and skin irritation
Excellent Compatibility: With anionics, cationics, and non-ionics
Hard Water Stability: Performs well in hard water
Biodegradability: Readily biodegradable
Foam Characteristics: Rich, stable foam
Household & I&I Cleaning (15%):
Dishwashing Liquids: 2-10% (mildness for hand washing)
Hard Surface Cleaners: 1-5%
Car Wash: 2-8% (high foam, good cleaning)
Industrial Cleaners: Where mildness is required
3. Industrial Applications (5%):
Textile Processing: Scouring agent, dye leveling
Metal Processing: Mild acid pickling additive
Agrochemicals: Emulsifier in pesticide formulations
Paper Industry: Dispersant and cleaning agent
Synergistic Combinations:
With SLES: Reduces irritation, boosts viscosity
With Betaines: Enhanced mildness and foam
With Amphoterics: For ultra-mild formulations
With Cationics: As a compatibilizer
Usage Tips:
Add to water phase at 40-50°C
Adjust pH after all components are added
Can be used as primary or secondary surfactant
Excellent for sulfate-free formulations
SAFETY INFORMATION ABOUT DISODIUM LAURIMINODIPROPIONATE
First aid measures:
Description of first aid measures:
General advice:
Consult a physician.
Show this safety data sheet to the doctor in attendance.
Move out of dangerous area:
If inhaled:
If breathed in, move person into fresh air.
If not breathing, give artificial respiration.
Consult a physician.
In case of skin contact:
Take off contaminated clothing and shoes immediately.
Wash off with soap and plenty of water.
Consult a physician.
In case of eye contact:
Rinse thoroughly with plenty of water for at least 15 minutes and consult a physician.
Continue rinsing eyes during transport to hospital.
If swallowed:
Do NOT induce vomiting.
Never give anything by mouth to an unconscious person.
Rinse mouth with water.
Consult a physician.
Firefighting measures:
Extinguishing media:
Suitable extinguishing media:
Use water spray, alcohol-resistant foam, dry chemical or carbon dioxide.
Special hazards arising from the substance or mixture
Carbon oxides, Nitrogen oxides (NOx), Hydrogen chloride gas
Advice for firefighters:
Wear self-contained breathing apparatus for firefighting if necessary.
Accidental release measures:
Personal precautions, protective equipment and emergency procedures
Use personal protective equipment.
Avoid breathing vapours, mist or gas.
Evacuate personnel to safe areas.
Environmental precautions:
Prevent further leakage or spillage if safe to do so.
Do not let product enter drains.
Discharge into the environment must be avoided.
Methods and materials for containment and cleaning up:
Soak up with inert absorbent material and dispose of as hazardous waste.
Keep in suitable, closed containers for disposal.
Handling and storage:
Precautions for safe handling:
Avoid inhalation of vapour or mist.
Conditions for safe storage, including any incompatibilities:
Keep container tightly closed in a dry and well-ventilated place.
Containers which are opened must be carefully resealed and kept upright to prevent leakage.
Storage class (TRGS 510): 8A: Combustible, corrosive hazardous materials
Exposure controls/personal protection:
Control parameters:
Components with workplace control parameters
Contains no substances with occupational exposure limit values.
Exposure controls:
Appropriate engineering controls:
Handle in accordance with good industrial hygiene and safety practice.
Wash hands before breaks and at the end of workday.
Personal protective equipment:
Eye/face protection:
Tightly fitting safety goggles.
Faceshield (8-inch minimum).
Use equipment for eye protection tested and approved under appropriate government standards such as NIOSH (US) or EN 166(EU).
Skin protection:
Handle with gloves.
Gloves must be inspected prior to use.
Use proper glove
removal technique (without touching glove's outer surface) to avoid skin contact with this product.
Dispose of contaminated gloves after use in accordance with applicable laws and good laboratory practices.
Wash and dry hands.
Full contact:
Material: Nitrile rubber
Minimum layer thickness: 0.11 mm
Break through time: 480 min
Material tested:Dermatril (KCL 740 / Aldrich Z677272, Size M)
Splash contact
Material: Nitrile rubber
Minimum layer thickness: 0.11 mm
Break through time: 480 min
Material tested:Dermatril (KCL 740 / Aldrich Z677272, Size M)
It should not be construed as offering an approval for any specific use scenario.
Body Protection:
Complete suit protecting against chemicals, The type of protective equipment must be selected according to the concentration and amount of the dangerous substance at the specific workplace.
Respiratory protection:
Where risk assessment shows air-purifying respirators are appropriate use a fullface respirator with multi-purpose combination (US) or type ABEK (EN 14387) respirator cartridges as a backup to engineering controls.
If the respirator is the sole means of protection, use a full-face supplied air respirator.
Use respirators and components tested and approved under appropriate government standards such as NIOSH (US) or CEN (EU).
Control of environmental exposure
Prevent further leakage or spillage if safe to do so.
Do not let product enter drains.
Discharge into the environment must be avoided.
Stability and reactivity:
Chemical stability:
Stable under recommended storage conditions.
Incompatible materials:
Strong oxidizing agents:
Hazardous decomposition products:
Hazardous decomposition products formed under fire conditions.
Carbon oxides, Nitrogen oxides (NOx), Hydrogen chloride gas.
Disposal considerations:
Waste treatment methods:
Product:
Offer surplus and non-recyclable solutions to a licensed disposal company.
Contact a licensed professional waste disposal service to dispose of this material.
Contaminated packaging:
Dispose of as unused product
